Re: stable backports of 4.20-rc5 huge_memory,khugepaged fixes

[Sasha Levin <sashal@kernel.org>]

On Sat, Dec 01, 2018 at 08:36:54AM -0800, Hugh Dickins wrote:
>Hi Greg,
>
>As promised, attached are three tarfiles of patches for stable,
>spliced together from the final messages that went into Linus's tree
>yesterday, and the patches I had prepared earlier against 4.19, 4.14
>and 4.9 stable trees (no clashes have come in since): required since
>most of the the upstream commits involve intervening XArray changes
>(particularly the "stop if punched or truncated" one).
>
>FYI Konstantin, the 4.14 and 4.9 also add your old
>commit 605ca5ede7643a01f4c4a15913f9714ac297f8a6 upstream,
>mm/huge_memory.c: reorder operations in __split_huge_page_tail()
>which I needed before one of mine, and wanted to have in stable anyway.
>
>FYI Mike, the 4.9 also adds your old
>commit b1cc94ab2f2ba31fcb2c59df0b9cf03f6d720553 upstream,
>shmem: shmem_charge: verify max_block is not exceeded before inode update
>and
>commit 0f0796945614b7523987f7eea32407421af4b1ee upstream,
>shmem: introduce shmem_inode_acct_block
>which I needed before one of mine (but I cut out the userfaultfd hunks).
>
>Thanks,
>Hugh

I've queued them up, thank you.

--
Thanks,
Sasha